xtremerat | 026bb2ca37ff474af2d065e49f28db8239b527caf72cc66a01186a75215a07a3

General

Target

bc11bb90169faacb26d050a77affb70e.exe
Size

258KB
MD5

bc11bb90169faacb26d050a77affb70e
SHA1

beee17fa7f05f5f09fd032233593853c29c2713d
SHA256

026bb2ca37ff474af2d065e49f28db8239b527caf72cc66a01186a75215a07a3
SHA512

4042cc11793b5ef89961b32e5d9fbd73ee03d604b317ef663e323aa17a509662038dc818b6fcee61ff5c53bfb49c5c736e51d8e0981337b8cc280f27a0de0adf
SSDEEP

6144:hpWsjilAKubzU4TJQHXbAl4UZCAZYyNiCRPUICt30t:hpWsjilAKubzUouHrRqCq/hCIWo

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

egimegi.no-ip.biz

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral2/memory/3160-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3160-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3160-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3160-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1592-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3160-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1592-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
860	1592	WerFault.exe	89
4704	1592	WerFault.exe	89

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3016	bc11bb90169faacb26d050a77affb70e.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3016 wrote to memory of 3160	3016	bc11bb90169faacb26d050a77affb70e.exe	88
PID 3160 wrote to memory of 1592	3160	bc11bb90169faacb26d050a77affb70e.exe	89
PID 3160 wrote to memory of 1592	3160	bc11bb90169faacb26d050a77affb70e.exe	89
PID 3160 wrote to memory of 1592	3160	bc11bb90169faacb26d050a77affb70e.exe	89
PID 3160 wrote to memory of 1592	3160	bc11bb90169faacb26d050a77affb70e.exe	89
PID 3160 wrote to memory of 640	3160	bc11bb90169faacb26d050a77affb70e.exe	90
PID 3160 wrote to memory of 640	3160	bc11bb90169faacb26d050a77affb70e.exe	90
PID 3160 wrote to memory of 640	3160	bc11bb90169faacb26d050a77affb70e.exe	90

C:\Users\Admin\AppData\Local\Temp\bc11bb90169faacb26d050a77affb70e.exe
"C:\Users\Admin\AppData\Local\Temp\bc11bb90169faacb26d050a77affb70e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\bc11bb90169faacb26d050a77affb70e.exe
  C:\Users\Admin\AppData\Local\Temp\bc11bb90169faacb26d050a77affb70e.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3160
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:1592
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 480
      4⤵
      Program crash
      PID:860
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 488
      4⤵
      Program crash
      PID:4704
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1592 -ip 1592
1⤵
PID:2108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1592 -ip 1592
1⤵
PID:3388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1592-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1592-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3016-0-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3016-5-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3160-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3160-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3160-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3160-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3160-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

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